54209089 has 24 divisors (see below), whose sum is σ = 62052480. Its totient is φ = 47292960.

The previous prime is 54209087. The next prime is 54209101. The reversal of 54209089 is 98090245.

It is not a de Polignac number, because 54209089 - 2¹ = 54209087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54209083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 506574 + ... + 506680.

It is an arithmetic number, because the mean of its divisors is an integer number (2585520).

Almost surely, 2^54209089 is an apocalyptic number.

It is an amenable number.

54209089 is a deficient number, since it is larger than the sum of its proper divisors (7843391).

54209089 is a wasteful number, since it uses less digits than its factorization.

54209089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 54209089 is about 7362.6821878986. The cubic root of 54209089 is about 378.4635304364.

The spelling of 54209089 in words is "fifty-four million, two hundred nine thousand, eighty-nine".